CN216721215U

CN216721215U - Hand-held automatic power-off wrench controller

Info

Publication number: CN216721215U
Application number: CN202123221975.1U
Authority: CN
Inventors: 王穹
Original assignee: Shenzhen Xingqiong Technology Co ltd
Current assignee: Shenzhen Xingqiong Technology Co ltd
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2022-06-10
Anticipated expiration: 2031-12-21

Abstract

The utility model relates to the technical field of electric wrench controllers and discloses a hand-held automatic power-off wrench controller which comprises an integrated shell and a control board, wherein the integrated shell is connected with the control board through a first connecting line, the control board is connected with an electrolytic capacitor through a second connecting line, a radiator is arranged on the front side of the control board, the control board is connected with a motor connector through a third connecting line, the control board is connected with a trigger through a fourth connecting line, and the control board is connected with a lamp bead through a fifth connecting line. This hand-held type auto-stop wrench controller through the mutual cooperation between integrative shell, electrolytic capacitor, control panel, motor joint, radiator, trigger, lamp pearl and the temperature joint, has reached reinforcing motor controller heat-sinking capability, prevents the effect that the controller damaged because of overheated, has solved current motor controller who adopts the MOS pipe and can damage because of heat-sinking capability is not good after long-time the use problem.

Description

Hand-held automatic power-off spanner controller

Technical Field

The utility model relates to the technical field of electric wrench controllers, in particular to a hand-held automatic power-off wrench controller.

Background

The motors used by the existing electric wrenches in the market can be generally divided into a brush motor and a brushless motor, namely the brush motor has lower cost and shorter service life, the electric wrenches using the brushless motor have higher efficiency and long service life and are easy to maintain, but the cost is higher, however, no matter which electric wrench is used, controllers for driving the electric wrenches and the motors in the market have more problems, most manufacturers generally adopt MOS (metal oxide semiconductor) tubes which are thinner and smaller and packaged, in order to reduce the size of the controllers, the controller can be smaller and more delicate, but when the electric wrenches are used for a long time, the controller can emit a large amount of heat, when an operator enables the electric wrenches under severe conditions for a long time, the controller is likely to directly influence the normal use of the whole set of equipment due to overheating, and a lot of inconvenience is caused when the user works in the field, secondly, the existing controller only has the functions of forward and reverse rotation and speed regulation in function, so that the electric wrench is difficult to use efficiently, and the protection function is single.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a handheld automatic power-off wrench controller which has the advantages of enhancing the heat dissipation capacity of a motor controller, preventing the controller from being damaged due to overheating and improving the applicability and the protection performance of an electric wrench, and solves the problems that the existing motor controller adopting an MOS tube is possibly damaged due to poor heat dissipation capacity after being used for a long time, the electric wrench is less in applicability and the protection function is single.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a hand-held type auto-stop electricity spanner controller, includes integrative shell and control panel, integrative shell is connected with the control panel through first line, the control panel is connected with electrolytic capacitor through the second line, the front side of control panel is provided with the radiator, the control panel is connected with the motor through the third line and connects, the control panel is connected with the trigger through the fourth line, the control panel is connected with the lamp pearl through the fifth line, the control panel is connected with the temperature through the sixth line and connects.

Preferably, the radiator is a fin radiator, the fin radiator is composed of a bottom plate and radiating fins, the bottom plate is connected with the control panel through mounting screws, the rear side of the bottom plate is attached to the front side of the control panel, the rear sides of the radiating fins are fixedly connected with the front side of the bottom plate, and the radiator plays a role in enhancing the radiating capacity of the control panel so as to accelerate the cooling rate of the control panel and the components thereof.

Preferably, the motor joint is a three-phase quick joint, and the three-phase quick joint is connected with the brushless motor in three phases, so that the brushless motor is controlled through the control panel.

Preferably, the mounting groove has been seted up to the inside of integrative shell, the size phase-match after the size of mounting groove and control panel and radiator combination, the electric spanner equipment is accomplished the back, and control panel and radiator all are located integrative incasement portion, and integrative incasement clearance packing has silica gel, and the heat dissipation that can not only be better can also play dustproof and waterproof's effect to the control panel.

Preferably, the temperature joint is a joint for connecting a temperature probe, and after the electric wrench is assembled, the temperature joint can be connected with a temperature detection resistor in a motor coil, so that the internal temperature of the motor can be monitored in real time, and the motor is prevented from being damaged due to overhigh temperature.

Compared with the prior art, the utility model provides a hand-held automatic power-off wrench controller, which has the following beneficial effects:

1. this hand-held type auto-stop wrench controller through the mutual cooperation between integrative shell, electrolytic capacitor, control panel, motor joint, radiator, trigger, lamp pearl and the temperature joint, has reached reinforcing motor controller heat-sinking capability, prevents the effect that the controller damaged because of overheated, has solved current motor controller who adopts the MOS pipe and can damage because of heat-sinking capability is not good after long-time the use problem.

2. This hand-held type auto-stop electric spanner controller through the mutual cooperation between integrative shell, electrolytic capacitor, control panel, motor joint, radiator, trigger, lamp pearl and the temperature joint, has reached the effect that improves the application ability and the protective properties of electric spanner, and it is less to have solved current electric spanner that adopts the motor controller of MOS pipe application ability, and the problem that protect function is more single.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a schematic view of a heat sink according to the present invention;

fig. 3 is a schematic diagram of the structure of the lamp bead of the utility model.

Wherein: 1. an integral shell; 2. an electrolytic capacitor; 3. a control panel; 4. a motor joint; 5. a heat sink; 6. a trigger; 7. a lamp bead; 8. and a temperature joint.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, a hand-held automatic power-off wrench controller comprises an integrated housing 1 and a control panel 3, the integrated housing 1 is a plastic-filled housing and a power plug integrated housing, the control panel 3 is a controller circuit board, the integrated housing 1 is connected with the control panel 3 through a first connecting line, the number of the first connecting line is two, the left end of the first connecting line is connected with a plug on the integrated housing 1, the right end of the first connecting line is connected with the control panel 3, the control panel 3 is connected with an electrolytic capacitor 2 through a second connecting line, the number of the second connecting line is two, the electrolytic capacitor 2 generally plays roles of power filtering, decoupling, signal coupling, time constant setting and direct current isolation in a power circuit or a medium-frequency circuit and a low-frequency circuit, a radiator 5 is arranged at the front side of the control panel 3, the radiator 5 is a fin radiator, the radiator is composed of a bottom plate and radiating fins, the bottom plate is connected with the control panel 3 through mounting screws, the rear side of the bottom plate is attached to the front side of the control plate 3, threaded holes are formed in the bottom plate and the control plate 3, mounting screws are connected with the inner threads of the threaded holes, the rear side of the radiating fins is fixedly connected with the front side of the bottom plate, the radiating fins and the front side of the bottom plate are integrally formed, a mounting groove is formed in the integrated shell 1, the size of the mounting groove is matched with the size of the combined control plate and the radiator, the control plate 3 is connected with three motor connectors 4 through third connecting wires, each third connecting wire is provided with only one motor connector 4, the motor connectors 4 are three-phase quick connectors, the control plate 3 is connected with a trigger 6 through fourth connecting wires, the number of the fourth connecting wires is three, the left end of each fourth connecting wire is connected with the control plate 3, the right end of each fourth connecting wire is connected with the trigger 6, and the control plate 3 is connected with a lamp bead 7 through a fifth connecting wire, the number of the fifth connecting lines is two, the lamp beads 7 are working display and lighting lamp beads, the control panel 3 is connected with a temperature joint 8 through a sixth connecting line, the temperature joint 8 is a joint of a temperature probe connecting line, after the electric wrench using the controller is assembled, the control panel 3 and the radiator 5 are both arranged in the integrated shell 1, and the control panel 3 is encapsulated by white silica gel, thereby playing the roles of water and dust prevention and enhancing the heat conduction and radiation capability of the control panel, the motor joint 4 is connected with a three-phase interface of a motor in the electric wrench, the rest of the electrolytic capacitor 2, the trigger 6 and the lamp beads 7 are all arranged in the shell of the electric wrench, the temperature joint 8 is connected with a temperature detection resistor in a motor coil in the electric wrench, the temperature in the motor is monitored in real time during the operation of the motor, and the integrated shell 1 can be directly plugged with an external lithium battery, the trouble of taking electricity by a lead is avoided, and the battery is more convenient to replace, so that the outdoor operation is facilitated.

In conclusion, the controller adopts the power tube with larger volume, better heat dissipation and larger impact current resistance, so that the stability of the controller is better, the use performance and the efficiency of the controller are not influenced by the high temperature of the control panel 3 in the long-term use process, the motor stops working when the temperature exceeds 105 ℃ through real-time detection of the internal temperature of the motor, the motor can be normally used again when the temperature is reduced to 85 ℃, meanwhile, the MCU on the control panel 3 is provided with a temperature detection function and can detect the temperature of the control panel 3 in real time, and a shutdown protection mechanism can be started when the temperature of the control panel 3 is overhigh, the double thermal protection function ensures that the electric wrench cannot be damaged due to overheating in the long-term use process, the service life of the whole set of equipment is prolonged, the protection function comprises overcurrent protection, locked-rotor protection, start-up protection and the like, and the normal forward and reverse rotation and speed regulation functions are eliminated in performance, the nut self-stopping device has the advantages that the nut self-stopping function of idle-load reverse rotation and self-stopping of tightening and loosening is further added, the motor can self-stop when the motor rotates in an idle-load mode, misoperation is prevented, the nut can be automatically stopped within one second after the electric wrench is tightened when the nut is tightened, the nut is loosened instantly when the nut is loosened, the motor can self-stop, operators are enabled to have better operation experience, the tightened nut is enabled to be high in consistency, the time of single operation is shortened in a phase changing mode through operation, heating of the controller is reduced, and accordingly the electric wrench can be stably and efficiently used for a long time, the more important electric wrench is provided with the self-stopping function, a large amount of electric quantity can be saved, and unnecessary energy waste is avoided.

When using, after giving control panel 3 power supplies through the lithium cell, press trigger 6, motor in the electric spanner begins work, thereby drive gear box device and the axle sleeve in the electric spanner and operate, can beat operations such as nut this moment, and lamp pearl 7 then can let the operator more audio-visual see whether control panel 3 is normal when the electric spanner uses, and when operating under dark environment, lamp pearl 7 still can regard as lighting apparatus, for using each provides the light source, so that the operation is convenient, and the direction key on the trigger 6, steerable motor corotation or reversal, beat the operation of nut and unclamp the nut promptly, thereby the effect of the control nut elasticity of being convenient for has been played.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a hand-held type auto-stop electric spanner controller, includes integrative shell (1) and control panel (3), integrative shell (1) is connected its characterized in that through first line and control panel (3): the control panel (3) are connected with electrolytic capacitor (2) through the second line, the front side of control panel (3) is provided with radiator (5), control panel (3) are connected with motor joint (4) through the third line, control panel (3) are connected with trigger (6) through the fourth line, control panel (3) are connected with lamp pearl (7) through the fifth line, control panel (3) are connected with temperature through the sixth line and connect (8).

2. The hand-held power stop wrench controller according to claim 1, wherein: the radiator (5) is a fin radiator, the fin radiator is composed of a bottom plate and radiating fins, the bottom plate is connected with the control panel (3) through mounting screws, the rear side of the bottom plate is attached to the front side of the control panel (3), and the rear sides of the radiating fins are fixedly connected with the front side of the bottom plate.

3. The hand-held power stop wrench controller according to claim 1, wherein: the motor joint (4) is a three-phase quick joint.

4. The hand-held power stop wrench controller according to claim 1, wherein: the integrated shell (1) is internally provided with a mounting groove, and the size of the mounting groove is matched with the size of the combined control panel and radiator.

5. The hand-held power stop wrench controller according to claim 1, wherein: the temperature joint (8) is a joint for connecting a temperature probe.